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https://github.com/RPCS3/llvm-mirror.git
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1c4b33e8e5
Sweep the codebase for common typos. Includes some changes to visible function names that were misspelt. llvm-svn: 200018
102 lines
2.7 KiB
LLVM
102 lines
2.7 KiB
LLVM
; RUN: opt -inline < %s -S -o - -inline-threshold=10 | FileCheck %s
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target datalayout = "p:32:32-p1:64:64-p2:16:16-n16:32:64"
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define i32 @outer1() {
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; CHECK-LABEL: @outer1(
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; CHECK-NOT: call
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; CHECK: ret i32
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%ptr = alloca i32
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%ptr1 = getelementptr inbounds i32* %ptr, i32 0
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%ptr2 = getelementptr inbounds i32* %ptr, i32 42
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%result = call i32 @inner1(i32* %ptr1, i32* %ptr2)
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ret i32 %result
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}
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define i32 @inner1(i32* %begin, i32* %end) {
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%begin.i = ptrtoint i32* %begin to i32
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%end.i = ptrtoint i32* %end to i32
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%distance = sub i32 %end.i, %begin.i
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%icmp = icmp sle i32 %distance, 42
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br i1 %icmp, label %then, label %else
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then:
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ret i32 3
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else:
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%t = load i32* %begin
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ret i32 %t
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}
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define i32 @outer2(i32* %ptr) {
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; Test that an inbounds GEP disables this -- it isn't safe in general as
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; wrapping changes the behavior of lessthan and greaterthan comparisons.
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; CHECK-LABEL: @outer2(
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; CHECK: call i32 @inner2
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; CHECK: ret i32
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%ptr1 = getelementptr i32* %ptr, i32 0
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%ptr2 = getelementptr i32* %ptr, i32 42
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%result = call i32 @inner2(i32* %ptr1, i32* %ptr2)
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ret i32 %result
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}
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define i32 @inner2(i32* %begin, i32* %end) {
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%begin.i = ptrtoint i32* %begin to i32
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%end.i = ptrtoint i32* %end to i32
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%distance = sub i32 %end.i, %begin.i
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%icmp = icmp sle i32 %distance, 42
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br i1 %icmp, label %then, label %else
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then:
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ret i32 3
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else:
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%t = load i32* %begin
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ret i32 %t
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}
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; The inttoptrs are free since it is a smaller integer to a larger
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; pointer size
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define i32 @inttoptr_free_cost(i32 %a, i32 %b, i32 %c) {
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%p1 = inttoptr i32 %a to i32 addrspace(1)*
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%p2 = inttoptr i32 %b to i32 addrspace(1)*
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%p3 = inttoptr i32 %c to i32 addrspace(1)*
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%t1 = load i32 addrspace(1)* %p1
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%t2 = load i32 addrspace(1)* %p2
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%t3 = load i32 addrspace(1)* %p3
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%s = add i32 %t1, %t2
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%s1 = add i32 %s, %t3
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ret i32 %s1
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}
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define i32 @inttoptr_free_cost_user(i32 %begin, i32 %end) {
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; CHECK-LABEL: @inttoptr_free_cost_user(
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; CHECK-NOT: call
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%x = call i32 @inttoptr_free_cost(i32 %begin, i32 %end, i32 9)
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ret i32 %x
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}
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; The inttoptrs have a cost since it is a larger integer to a smaller
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; pointer size
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define i32 @inttoptr_cost_smaller_ptr(i32 %a, i32 %b, i32 %c) {
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%p1 = inttoptr i32 %a to i32 addrspace(2)*
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%p2 = inttoptr i32 %b to i32 addrspace(2)*
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%p3 = inttoptr i32 %c to i32 addrspace(2)*
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%t1 = load i32 addrspace(2)* %p1
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%t2 = load i32 addrspace(2)* %p2
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%t3 = load i32 addrspace(2)* %p3
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%s = add i32 %t1, %t2
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%s1 = add i32 %s, %t3
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ret i32 %s1
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}
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define i32 @inttoptr_cost_smaller_ptr_user(i32 %begin, i32 %end) {
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; CHECK-LABEL: @inttoptr_cost_smaller_ptr_user(
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; CHECK: call
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%x = call i32 @inttoptr_cost_smaller_ptr(i32 %begin, i32 %end, i32 9)
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ret i32 %x
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}
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